These SO-DIMM modules have a bus speed of PC3-12800 (DDR3-1600) and are non-ECC unbuffered.
Kingston 8GB Laptop Memory RAM KN2M64-ETB DDR3 PC3L-12800S SODIMM
Samsung DDR3L 16GB 2x 8GB 1600 MHz PC3L-12800S SO-DIMM Laptop Memory 1.35V 8G US
Micron MT18KSF1G72HZ-1G6P1 16GB (2x 8GB) 2Rx8 PC3L-12800S SO-DIMM Laptop Memory
CRUCIAL DDR4 16GB 3200 2x PC4-25600 Laptop Memory RAM SODIMM 2Pcs 16GB 3200MHZ
32GB KIT - 2x SK Hynix 16GB 2Rx8 PC4-2666V DDR4 SODIMM Laptop Memory RAM
Crucial 32GB (2x 16GB) DDR4 So-dimm 2400 MHz PC4-19200 Laptop Memory Ram 260-Pin